main.cpp

00001 #include <mbed.h> 
00002 #include "SparkFun_APDS9960.h"
00003 #include "led.h"
00004 
00005 //Serial pc(P0_23,P0_25);   // TX Pin, RX Pin
00006 Serial pc(P0_23,P0_8); 
00007 I2C i2c(P0_14, P0_13); 
00008 SparkFun_APDS9960 apds(i2c);
00009 InterruptIn SparkFun_Int(P0_16);
00010 PwmOut Fan1(P0_9);
00011 PwmOut Fan2(P0_25);
00012 
00013 //Red_Left: P0.8    Blue_Right:P0.11    Green_Down:P0.15
00014 
00015 DigitalOut LED_Down(P0_15);
00016 
00017 int isr_flag = 0;
00018 
00019 void handleGesture();
00020  
00021 
00022 void SparkFun_Interrupt(){
00023   isr_flag = 1;   
00024 }
00025 
00026  int main()
00027  {
00028      pc.baud(9600);
00029      pc.printf("Hello world!\n"); 
00030      Fan1 = 0;Fan2 = 0;
00031      LED_Down = 1;
00032      wait_ms(500); wait_ms(500); wait_ms(500); wait_ms(500); 
00033      LED_Down = 0;
00034      SparkFun_Int.fall(&SparkFun_Interrupt);
00035         
00036      
00037      if(apds.init(100000))
00038         pc.printf("APDS-9960 initialization complete\n");
00039      else
00040         pc.printf("Something went wrong during APDS-9960 init!\n");
00041         
00042      if (apds.enableGestureSensor(true) ) 
00043         printf("Gesture sensor is now running\n");
00044      else 
00045        printf("Something went wrong during gesture sensor init!\n");
00046     
00047      Fan1.period(1/40);
00048      Fan2.period(1/40);
00049      Fan1 = 1; Fan2 = 1;
00050         
00051      while(1)
00052      {
00053         if(isr_flag == 1)
00054         {
00055             handleGesture();
00056             isr_flag = 0;
00057         } 
00058     }
00059  }
00060  
00061  void handleGesture() {
00062     if ( apds.isGestureAvailable() ) {
00063     switch ( apds.readGesture() ) {
00064       case DIR_UP:
00065       
00066         pc.printf("Left\n");
00067         if(Fan1.read() != 0.95)
00068             Fan1 = 0.95;
00069         if(Fan2.read() != 1)
00070             Fan2 = 1;
00071         break;
00072         
00073       case DIR_DOWN:
00074       
00075         pc.printf("Right\n");
00076         if(Fan1.read()!= 1)
00077             Fan1 = 1;
00078         if(Fan2.read()!= 0.95)
00079             Fan2 = 0.95;
00080             
00081         break;
00082       case DIR_LEFT:
00083         LED_Down = 0;
00084         pc.printf("Down\n");
00085         break;
00086       case DIR_RIGHT:
00087         pc.printf("Up\n");
00088         LED_Down = 1;
00089         break;
00090       case DIR_NEAR:
00091         pc.printf("NEAR\n");
00092         break;
00093       case DIR_FAR:
00094         pc.printf("FAR\n");
00095         break;
00096       default:
00097         pc.printf("NONE\n");
00098     }
00099   }
00100 }